seed: curriculum content

1.solar-system/2.first-light/10.the-calculator/starter/starter.py

@@ -0,0 +1,15 @@
+def calculate(a, b):
+    """Return a dict with the four basic operations on (a, b).
+
+    Convert both inputs with float() so output is consistent.
+
+    Returned dict has these exact keys:
+      "sum"        — a + b
+      "difference" — a - b
+      "product"    — a * b
+      "quotient"   — a / b
+
+    calculate(10, 5) -> {"sum": 15.0, "difference": 5.0,
+                        "product": 50.0, "quotient": 2.0}
+    """
+    pass